If it is so simple as a permission problem, check out placing the CA pem file to one thing much less restrictive like so: I ran into an identical situation on Mac OSX in the corporate/company community. If you don't know the proxy URL Get it from your organization's network https://jasperhhfdz.blogsvirals.com/28750344/how-much-you-need-to-expect-you-ll-pay-for-a-good-iam997